#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
#include<stdio.h>
using namespace std;
int main()
{
	void swapp(int&, int&);
	int i = 3, j = 5;
	swapp(i, j);
	cout << "i=" << i << ",j=" << j << endl;
	return 0;
}
void swapp(int& a, int& b)
{
	int temp;
	temp = a;
	a = b;
	b = temp;
}